Question

What is the hcf of 150 and 210

Answer 1

Answer:

2|150. HCF(150)=2×3×5².

3|75.

5|25.

5|5.

1.

2|210. HCF(210)=2×3×5×7.

3|105.

5|35.

7|7.

1.

HCF(150,210)=3.

I think this is your answer.